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Referencia para ultralytics/hub/__init__.py

Nota

Este archivo est谩 disponible en https://github.com/ultralytics/ ultralytics/blob/main/ ultralytics/hub/init.py. Si detectas alg煤n problema, por favor, ayuda a solucionarlo contribuyendo con una Pull Request 馃洜锔. 隆Gracias 馃檹!



ultralytics.hub.login(api_key=None, save=True)

Con茅ctate a la API de Ultralytics HUB utilizando la clave de API proporcionada.

La sesi贸n no se almacena; se crea una nueva sesi贸n cuando sea necesario utilizando la CONFIGURACI脫N guardada o la HUB_API_KEY si te has autenticado correctamente.

Par谩metros:

Nombre Tipo Descripci贸n Por defecto
api_key str

Clave API a utilizar para la autenticaci贸n. Si no se proporciona, se recuperar谩 de la variable de entorno SETTINGS o HUB_API_KEY.

None
save bool

Si se guarda la clave API en AJUSTES si la autenticaci贸n tiene 茅xito.

True

Devuelve:

Tipo Descripci贸n
bool

Verdadero si la autenticaci贸n se realiza correctamente, Falso en caso contrario.

C贸digo fuente en ultralytics/hub/__init__.py
def login(api_key: str = None, save=True) -> bool:
    """
    Log in to the Ultralytics HUB API using the provided API key.

    The session is not stored; a new session is created when needed using the saved SETTINGS or the HUB_API_KEY
    environment variable if successfully authenticated.

    Args:
        api_key (str, optional): API key to use for authentication.
            If not provided, it will be retrieved from SETTINGS or HUB_API_KEY environment variable.
        save (bool, optional): Whether to save the API key to SETTINGS if authentication is successful.

    Returns:
        (bool): True if authentication is successful, False otherwise.
    """
    checks.check_requirements("hub-sdk>=0.0.6")
    from hub_sdk import HUBClient

    api_key_url = f"{HUB_WEB_ROOT}/settings?tab=api+keys"  # set the redirect URL
    saved_key = SETTINGS.get("api_key")
    active_key = api_key or saved_key
    credentials = {"api_key": active_key} if active_key and active_key != "" else None  # set credentials

    client = HUBClient(credentials)  # initialize HUBClient

    if client.authenticated:
        # Successfully authenticated with HUB

        if save and client.api_key != saved_key:
            SETTINGS.update({"api_key": client.api_key})  # update settings with valid API key

        # Set message based on whether key was provided or retrieved from settings
        log_message = (
            "New authentication successful 鉁" if client.api_key == api_key or not credentials else "Authenticated 鉁"
        )
        LOGGER.info(f"{PREFIX}{log_message}")

        return True
    else:
        # Failed to authenticate with HUB
        LOGGER.info(f"{PREFIX}Get API key from {api_key_url} and then run 'yolo hub login API_KEY'")
        return False



ultralytics.hub.logout()

Sal de Ultralytics HUB eliminando la clave API del archivo de configuraci贸n. Para volver a entrar, utiliza 'yolo hub login'.

Ejemplo
from ultralytics import hub

hub.logout()
C贸digo fuente en ultralytics/hub/__init__.py
def logout():
    """
    Log out of Ultralytics HUB by removing the API key from the settings file. To log in again, use 'yolo hub login'.

    Example:
        ```python
        from ultralytics import hub

        hub.logout()
        ```
    """
    SETTINGS["api_key"] = ""
    SETTINGS.save()
    LOGGER.info(f"{PREFIX}logged out 鉁. To log in again, use 'yolo hub login'.")



ultralytics.hub.reset_model(model_id='')

Restablece un modelo entrenado a un estado no entrenado.

C贸digo fuente en ultralytics/hub/__init__.py
def reset_model(model_id=""):
    """Reset a trained model to an untrained state."""
    r = requests.post(f"{HUB_API_ROOT}/model-reset", json={"modelId": model_id}, headers={"x-api-key": Auth().api_key})
    if r.status_code == 200:
        LOGGER.info(f"{PREFIX}Model reset successfully")
        return
    LOGGER.warning(f"{PREFIX}Model reset failure {r.status_code} {r.reason}")



ultralytics.hub.export_fmts_hub()

Devuelve una lista de los formatos de exportaci贸n compatibles con HUB.

C贸digo fuente en ultralytics/hub/__init__.py
def export_fmts_hub():
    """Returns a list of HUB-supported export formats."""
    from ultralytics.engine.exporter import export_formats

    return list(export_formats()["Argument"][1:]) + ["ultralytics_tflite", "ultralytics_coreml"]



ultralytics.hub.export_model(model_id='', format='torchscript')

Exporta un modelo a todos los formatos.

C贸digo fuente en ultralytics/hub/__init__.py
def export_model(model_id="", format="torchscript"):
    """Export a model to all formats."""
    assert format in export_fmts_hub(), f"Unsupported export format '{format}', valid formats are {export_fmts_hub()}"
    r = requests.post(
        f"{HUB_API_ROOT}/v1/models/{model_id}/export", json={"format": format}, headers={"x-api-key": Auth().api_key}
    )
    assert r.status_code == 200, f"{PREFIX}{format} export failure {r.status_code} {r.reason}"
    LOGGER.info(f"{PREFIX}{format} export started 鉁")



ultralytics.hub.get_export(model_id='', format='torchscript')

Obtener un diccionario de modelos exportado con URL de descarga.

C贸digo fuente en ultralytics/hub/__init__.py
def get_export(model_id="", format="torchscript"):
    """Get an exported model dictionary with download URL."""
    assert format in export_fmts_hub(), f"Unsupported export format '{format}', valid formats are {export_fmts_hub()}"
    r = requests.post(
        f"{HUB_API_ROOT}/get-export",
        json={"apiKey": Auth().api_key, "modelId": model_id, "format": format},
        headers={"x-api-key": Auth().api_key},
    )
    assert r.status_code == 200, f"{PREFIX}{format} get_export failure {r.status_code} {r.reason}"
    return r.json()



ultralytics.hub.check_dataset(path, task)

Funci贸n para comprobar errores en el archivo Zip del conjunto de datos HUB antes de cargarlo. Comprueba si hay errores en un conjunto de datos antes de cargarlo al HUB. A continuaci贸n se dan ejemplos de uso.

Par谩metros:

Nombre Tipo Descripci贸n Por defecto
path str

Ruta a data.zip (con data.yaml dentro de data.zip).

necesario
task str

Tarea del conjunto de datos. Las opciones son "detectar", "segmentar", "plantear", "clasificar", "obb".

necesario
Ejemplo

Descarga los archivos *.zip de https://github.com/ultralytics/hub/tree/main/example_datasets es decir, https://github.com/ultralytics/hub/raw/main/example_datasets/coco8.zip para coco8.zip.

from ultralytics.hub import check_dataset

check_dataset('path/to/coco8.zip', task='detect')  # detect dataset
check_dataset('path/to/coco8-seg.zip', task='segment')  # segment dataset
check_dataset('path/to/coco8-pose.zip', task='pose')  # pose dataset
check_dataset('path/to/dota8.zip', task='obb')  # OBB dataset
check_dataset('path/to/imagenet10.zip', task='classify')  # classification dataset

C贸digo fuente en ultralytics/hub/__init__.py
def check_dataset(path: str, task: str) -> None:
    """
    Function for error-checking HUB dataset Zip file before upload. It checks a dataset for errors before it is uploaded
    to the HUB. Usage examples are given below.

    Args:
        path (str): Path to data.zip (with data.yaml inside data.zip).
        task (str): Dataset task. Options are 'detect', 'segment', 'pose', 'classify', 'obb'.

    Example:
        Download *.zip files from https://github.com/ultralytics/hub/tree/main/example_datasets
            i.e. https://github.com/ultralytics/hub/raw/main/example_datasets/coco8.zip for coco8.zip.
        ```python
        from ultralytics.hub import check_dataset

        check_dataset('path/to/coco8.zip', task='detect')  # detect dataset
        check_dataset('path/to/coco8-seg.zip', task='segment')  # segment dataset
        check_dataset('path/to/coco8-pose.zip', task='pose')  # pose dataset
        check_dataset('path/to/dota8.zip', task='obb')  # OBB dataset
        check_dataset('path/to/imagenet10.zip', task='classify')  # classification dataset
        ```
    """
    HUBDatasetStats(path=path, task=task).get_json()
    LOGGER.info(f"Checks completed correctly 鉁. Upload this dataset to {HUB_WEB_ROOT}/datasets/.")





Creado 2023-11-12, Actualizado 2024-05-18
Autores: glenn-jocher (4), Burhan-Q (1)